FR2790899B1 - Dispositif et procede de regulation de debit dans un systeme de multiplexage statistique de flux d'images codees selon le codage mpeg 2 - Google Patents

Dispositif et procede de regulation de debit dans un systeme de multiplexage statistique de flux d'images codees selon le codage mpeg 2

Info

Publication number
FR2790899B1
FR2790899B1 FR9902907A FR9902907A FR2790899B1 FR 2790899 B1 FR2790899 B1 FR 2790899B1 FR 9902907 A FR9902907 A FR 9902907A FR 9902907 A FR9902907 A FR 9902907A FR 2790899 B1 FR2790899 B1 FR 2790899B1
Authority
FR
France
Prior art keywords
mpeg
streams
coding
coded according
statistical multiplexing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9902907A
Other languages
English (en)
French (fr)
Other versions
FR2790899A1 (fr
Inventor
Jean Louis Diascorn
Patrice Alexandre
Thierry Lavenan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Broadcast Systems
Original Assignee
Thomson Broadcast Systems
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Broadcast Systems filed Critical Thomson Broadcast Systems
Priority to FR9902907A priority Critical patent/FR2790899B1/fr
Priority to EP00400454A priority patent/EP1037473A1/de
Priority to US09/520,205 priority patent/US6654416B1/en
Priority to JP2000062449A priority patent/JP4619479B2/ja
Priority to CNB001029134A priority patent/CN1187983C/zh
Publication of FR2790899A1 publication Critical patent/FR2790899A1/fr
Application granted granted Critical
Publication of FR2790899B1 publication Critical patent/FR2790899B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/2365—Multiplexing of several video streams
    • H04N21/23655—Statistical multiplexing, e.g. by controlling the encoder to alter its bitrate to optimize the bandwidth utilization
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115—Selection of the code volume for a coding unit prior to coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/142—Detection of scene cut or scene change
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/177—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a group of pictures [GOP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/179—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scene or a shot
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/87—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR9902907A 1999-03-09 1999-03-09 Dispositif et procede de regulation de debit dans un systeme de multiplexage statistique de flux d'images codees selon le codage mpeg 2 Expired - Fee Related FR2790899B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9902907A FR2790899B1 (fr) 1999-03-09 1999-03-09 Dispositif et procede de regulation de debit dans un systeme de multiplexage statistique de flux d'images codees selon le codage mpeg 2
EP00400454A EP1037473A1 (de) 1999-03-09 2000-02-18 Gerät und Verfahren für die Bitratenregulierung in einem System zum statistischen Multiplexen von MPEG-2 Bilddatenströmen
US09/520,205 US6654416B1 (en) 1999-03-09 2000-03-07 Device and process for regulating bit rate in system for the statistical multiplexing of image streams coded according to MPEG2 coding
JP2000062449A JP4619479B2 (ja) 1999-03-09 2000-03-07 統計的多重化システム
CNB001029134A CN1187983C (zh) 1999-03-09 2000-03-09 用在多路复用系统中调节比特率的装置和方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9902907A FR2790899B1 (fr) 1999-03-09 1999-03-09 Dispositif et procede de regulation de debit dans un systeme de multiplexage statistique de flux d'images codees selon le codage mpeg 2

Publications (2)

Publication Number Publication Date
FR2790899A1 FR2790899A1 (fr) 2000-09-15
FR2790899B1 true FR2790899B1 (fr) 2001-04-20

Family

ID=9542982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9902907A Expired - Fee Related FR2790899B1 (fr) 1999-03-09 1999-03-09 Dispositif et procede de regulation de debit dans un systeme de multiplexage statistique de flux d'images codees selon le codage mpeg 2

Country Status (5)

Country Link
US (1) US6654416B1 (de)
EP (1) EP1037473A1 (de)
JP (1) JP4619479B2 (de)
CN (1) CN1187983C (de)
FR (1) FR2790899B1 (de)

Families Citing this family (14)

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US7418007B1 (en) * 2000-09-20 2008-08-26 General Instrument Corporation Method and apparatus for determining a transmission bit rate in a statistical multiplexer
US6947598B2 (en) * 2001-04-20 2005-09-20 Front Porch Digital Inc. Methods and apparatus for generating, including and using information relating to archived audio/video data
FR2829345B1 (fr) * 2001-09-06 2003-12-12 Nextream Sa Dispositif et procede de codage d'images video par compensation de mouvement
US7748020B2 (en) * 2002-10-08 2010-06-29 Canon Kabushiki Kaisha Receiving apparatus and method for processing interruptions in streaming broadcasts
US7266133B2 (en) 2002-11-13 2007-09-04 General Instrument Corporation Methods and apparatus for statistical multiplexing with distributed multiplexers
US7324592B2 (en) * 2003-08-13 2008-01-29 Mitsubishi Electric Research Laboratories, Inc. Resource-constrained encoding of multiple videos
US8107540B2 (en) 2005-07-11 2012-01-31 Cheetah Technologies, L.P. Image complexity computation in packet based video broadcast systems
US7756136B2 (en) * 2006-07-10 2010-07-13 Cheetah Technologies, L.P. Spatial and temporal loss determination in packet based video broadcast system in an encrypted environment
JP4755257B2 (ja) * 2006-11-16 2011-08-24 富士通セミコンダクター株式会社 Ｇｏｐ間管理装置
EP2046042A1 (de) * 2007-10-02 2009-04-08 Alcatel Lucent Kodierungs- und Übertragungsqualitätoptimierung von Videos in einem statistischen Multiplexer für ein Verteilungsnetz mit mehreren Kanälen
CN102131090B (zh) * 2010-11-22 2012-10-03 华为技术有限公司 视频文件播放的方法、系统及媒体资源服务器
TWI476761B (zh) 2011-04-08 2015-03-11 Dolby Lab Licensing Corp 用以產生可由實施不同解碼協定之解碼器所解碼的統一位元流之音頻編碼方法及系統
CN102724491A (zh) * 2012-06-15 2012-10-10 北京博雅华录视听技术研究院有限公司 基于并行编码的统计复用方法
CN110912609B (zh) * 2019-12-17 2021-03-05 北京理工大学 基于摄像头的补偿光照不均匀的可见光通信方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5115309A (en) * 1990-09-10 1992-05-19 At&T Bell Laboratories Method and apparatus for dynamic channel bandwidth allocation among multiple parallel video coders
KR100340826B1 (ko) * 1994-04-22 2002-11-29 톰슨 콘슈머 일렉트로닉스, 인코포레이티드 디지털통신시스템
JPH10513028A (ja) * 1995-11-15 1998-12-08 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ ビットレート制御方法
US5861919A (en) * 1995-12-18 1999-01-19 Divicom Dynamic rate optimization for an ensemble of video encoders
US5878166A (en) * 1995-12-26 1999-03-02 C-Cube Microsystems Field frame macroblock encoding decision
FR2748623B1 (fr) * 1996-05-09 1998-11-27 Thomson Multimedia Sa Encodeur a debit variable
FR2764156B1 (fr) * 1997-05-27 1999-11-05 Thomson Broadcast Systems Dispositif de pretraitement pour codage mpeg ii
CN1152576C (zh) * 1997-07-08 2004-06-02 索尼公司 视频数据编码装置、编码方法和传送装置
US6483543B1 (en) * 1998-07-27 2002-11-19 Cisco Technology, Inc. System and method for transcoding multiple channels of compressed video streams using a self-contained data unit
US6167084A (en) * 1998-08-27 2000-12-26 Motorola, Inc. Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals
US6310915B1 (en) * 1998-11-20 2001-10-30 Harmonic Inc. Video transcoder with bitstream look ahead for rate control and statistical multiplexing

Also Published As

Publication number Publication date
US6654416B1 (en) 2003-11-25
FR2790899A1 (fr) 2000-09-15
CN1187983C (zh) 2005-02-02
JP2000299869A (ja) 2000-10-24
EP1037473A1 (de) 2000-09-20
JP4619479B2 (ja) 2011-01-26
CN1266335A (zh) 2000-09-13

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